highly significantp < 0.01
Differences were judged to be significant when p < 0.05 and highly significant when p < 0.01 ( ⁎ p < 0.05, ⁎⁎ p < 0.01, ⁎⁎⁎ p < 0.001).
Differences were judged to be significant when p < 0.05 and highly significant when p < 0.01 ( ⁎ p < 0.05, ⁎⁎ p < 0.01, ⁎⁎⁎ p < 0.001).